Výsledky vyhledávání - "William H. Roldán"

Akademický článek

Diagnóstico de la toxocarosis humana Diagnosis of human toxocarosis

Autor: William H. Roldán, Yrma A. Espinoza, Pedro E. Huapaya, Susana Jiménez

Publikováno v: Revista Peruana de Medicina Experimental y Salud Pública, Vol 27, Iss 4, Pp 613-620 (2010)

La toxocarosis humana es una importante zoonosis parasitaria causada por formas larvarias de especies del género Toxocara, un parásito nematodo de los perros y los gatos. La migración de la larva por los diferentes tejidos blandos en el ser humano

Externí odkaz: https://doaj.org/article/783aad43aed449aaaee926a26978fdf0

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Akademický článek

Imágenes de parásitos causantes de fasciolosis, cisticercosis, hidatidosis y toxocarosis Pictures of parasites causing fascioliasis, cysticercosis, hydatid disease and toxocarosis

Autor: Rito Zerpa, Yrma A. Espinoza, Alina Huiza, Elsa Ore, William H. Roldán

Publikováno v: Revista Peruana de Medicina Experimental y Salud Pública, Vol 27, Iss 4, Pp 645-648 (2010)

Externí odkaz: https://doaj.org/article/169cdb94762c401fade4a0b82de68240

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Akademický článek

Seroprevalence of human toxocariasis in Andean communities from the Northeast of Lima, Peru Soroprevalência da toxocaríase humana em três comunidades andinas do Nordeste de Lima, Peru

Autor: Yrma A. Espinoza, Pedro E. Huapaya, William H. Roldán, Susana Jiménez, Enma P. Abanto, Carlos A. Rojas, Yuri A. Cavero, César A. Gutiérrez

Publikováno v: Revista do Instituto de Medicina Tropical de São Paulo, Vol 52, Iss 1, Pp 31-36 (2010)

The aim of this study was to assess the seroprevalence of human toxocariasis in three Andean communities from the Northeast of Lima, Peru. A total of 303 subjects including children and adults were studied and blood samples were collected to detect a

Externí odkaz: https://doaj.org/article/05cecc7d96a64afc973cabe21935f12a

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Akademický článek

Human toxocariasis: a seroepidemiological survey in the Amazonian city of Yurimaguas, Peru Toxocaríase humana: inquérito soroepidemiológico na cidade amazônica de Yurimaguas, Peru

Autor: William H. Roldán, Yuri A. Cavero, Yrma A. Espinoza, Susana Jiménez, César A. Gutiérrez

Publikováno v: Revista do Instituto de Medicina Tropical de São Paulo, Vol 52, Iss 1, Pp 37-42 (2010)

The aim of this study was to determine the seroprevalence of the infection by Toxocara in the general population of the Amazonian city of Yurimaguas, Peru. From March to August 2008, a total of 300 subjects were sampled and tested by means of a Toxoc

Externí odkaz: https://doaj.org/article/806d48631b3f4a3cbbf1003558bca3f9

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Akademický článek

Frequency of human toxocariasis in a rural population from Cajamarca, Peru determined by DOT-ELISA test Freqüência de toxocaríase humana numa população rural de Cajamarca, Peru, mediante o uso do teste DOT-ELISA

Autor: William H. Roldán, Yrma A. Espinoza, Pedro E. Huapaya, Alina F. Huiza, Carlos R. Sevilla, Susana Jiménez

Publikováno v: Revista do Instituto de Medicina Tropical de São Paulo, Vol 51, Iss 2, Pp 67-71 (2009)

The aim of this study was to estimate the frequency of human toxocariasis in Cauday district, Cajamarca, Peru, using a dot-ELISA test. From June to October 2005, a total of 256 adult subjects were studied. Blood samples were collected for serology by

Externí odkaz: https://doaj.org/article/6cc0f545d5db4b26aeb76cc4d5b51314

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Akademický článek

Frequency of eosinophilia and risk factors and their association with Toxocara infection in schoolchildren during a health survey in the north of Lima, Peru Freqüência de eosinofilia e fatores de risco e sua associação com infecção pela Toxocara em escolares, durante estudo epidemiológico no norte de Lima, Peru

Autor: William H. Roldán, Yrma A. Espinoza, Arturo Atúncar, Emperatriz Ortega, América Martinez, Melissa Saravia

Publikováno v: Revista do Instituto de Medicina Tropical de São Paulo, Vol 50, Iss 5, Pp 273-278 (2008)

During a health survey in a primary school from the district of Carabayllo (North of Lima, Peru), 200 schoolchildren (96 male and 104 female between five to 12 years old) were randomly selected and divided in two groups (as positive or negative group

Externí odkaz: https://doaj.org/article/92e6cdafc34e44c7b4c322979397d699

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Akademický článek

Clinical and serological evidence of Toxocara infection in school children from Morrope District, Lambayeque, Peru Evidências clínicas e sorologicas de infecção por Toxocara em escolares do Distrito de Morrope, Lambayeque, Peru

Autor: Yrma A. Espinoza, Pedro H. Huapaya, William H. Roldán, Susana Jiménez, Zhandra Arce, Elmer Lopez

Publikováno v: Revista do Instituto de Medicina Tropical de São Paulo, Vol 50, Iss 2, Pp 101-105 (2008)

The aim of this study was to estimate the frequency of human toxocariosis in a child population from Morrope district, Lambayeque, Peru. From October to December 2005, 182 school children (96 male and 86 female) were studied. Blood samples were colle

Externí odkaz: https://doaj.org/article/21bc026c412f437e8e16598b001bbd5c

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Standarization of an ELISA test to detect IgE antibodies in patients with cystic echinococcosis and its use in diagnosis and follow-up of patients treated with albendazol: preliminary report

Autor: Herman Vildózola, Irma Espinoza, William H. Roldán

Publikováno v: Anales de la Facultad de Medicina, Vol 73, Iss 1, Pp 35-41 (2012)
Anales de la Facultad de Medicina; Vol 73 (2012): Suplemento 1; S40
Anales de la Facultad de Medicina; Vol. 73 (2012): Suplemento 1; S40
Revistas Universidad Nacional Mayor de San Marcos
Universidad Nacional Mayor de San Marcos
instacron:UNMSM
Anales de la Facultad de Medicina, Volume: 73, Issue: 1, Pages: 35-41, Published: JAN 2012

Objetivos: Determinar las diluciones y concentraciones optimas de una prueba de ELISA para detectar anticuerpos IgE, así como su sensibilidad, espécificidad y valor predictivo en pacientes con equinococosis quistica. Analizar si los niveles de anti

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e5257c0763c838174d4675122798551f
http://www.scielo.org.pe/scielo.php?script=sci_arttext&pid=S1025-55832012000100007&lng=en&tlng=en

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Toxocariosis humana: ¿problema de salud pública?

Autor: Susana Jiménez, Pedro Huapaya H, Yrma Espinoza, William H. Roldán

Publikováno v: Anales de la Facultad de Medicina, Vol 70, Iss 4, Pp 283-290 (2009)
Anales de la Facultad de Medicina, Volume: 70, Issue: 4, Pages: 283-290, Published: DEC 2009

Se realizó una revisión bibliográfica para actualizar y sistematizar la información existente sobre la infección humana por el género Toxocara. Se describe los mecanismos de transmisión, epidemiología, formas clínicas, métodos de diagnósti

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cb3ccd0b68d65b22e4a72a0550725641
http://www.scielo.org.pe/scielo.php?script=sci_arttext&pid=S1025-55832009000400010&lng=en&tlng=en

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Evaluation of an enzyme-linked immunoelectrotransfer blot test for the confirmatory serodiagnosis of human toxocariasis

Autor: Yrma Espinoza, William H. Roldán

Publikováno v: Memórias do Instituto Oswaldo Cruz., Vol 104, Iss 3, Pp 411-418 (2009)
Memórias do Instituto Oswaldo Cruz, Volume: 104, Issue: 3, Pages: 411-418, Published: MAY 2009

To improve the serodiagnosis of human toxocariasis, a sensitive and specific enzyme-linked immunoelectrotransfer blot (EITB-IgG) test was developed and evaluated using Toxocara canislarvae excretory-secretory antigens for detecting anti-Toxocara IgG

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::179b0d25241b686e9804e5cf7881ac40
https://doi.org/10.1590/s0074-02762009000300003

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